/*
 * Copyright (C) 2011, Pavel Samko <bulldozerbsg@gmail.com>
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the "Pavel Samko" nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 */

#ifndef VCMIXERFUNC_H
#define VCMIXERFUNC_H

#include "VCStd.h"

#define DEF_MIXFUNC VCMixFunc_Sum

inline void VCMixFunc_Sum(short * out, short * in, size_t count, size_t nodes)
{
	if (out && in)
	{
		float result;
		for (size_t i = 0; i < count; i++)
		{
			result = (float)out[i];
			result += (float)in[i];
			if (result > (float)SHRT_MAX)
			{
				out[i] = SHRT_MAX;
			} else
			if (result < (float)SHRT_MIN)
			{
				out[i] = SHRT_MIN;
			} else
			{
				out[i] = (short)result;
			}
		}
	}
}

/*inline short VCMixFunc_2(short in[], size_t in_count)
{
	float result = 0.0;
	float in_float;
	for (size_t i = 0; i < in_count; i++)
	{
		in_float = (float)in[i] / (float)SHRT_MAX;
		result = (result + in_float) - (result * in_float);
	}
	return (short)(result * (float)SHRT_MAX);
}*/

#endif /* VCMIXERFUNC_H */

